/Engine/Plugins/Online/OnlineSubsystem/Source/Public/Interfaces/OnlineSessionInterface.h
Returns the platform specific connection information for joining the match. Call this function from the delegate of join completion
true if the call was successful, false otherwise
bool GetResolvedConnectString ( [FName](API\Runtime\Core\UObject\FName) SessionName, [FString](API\Runtime\Core\Containers\FString) & ConnectInfo, [FName](API\Runtime\Core\UObject\FName) PortType )